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backend/multi: improve type-safety by exposing wlr_multi_backend

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Expose an opaque wlr_multi_backend struct. That way functions
operating on a multi backend can take this struct instead of a
generic wlr_backend, without having to assert.
This commit is contained in:
Simon Ser 2023-02-27 11:48:18 +01:00
parent b1e38fc7ea
commit 7e633eea50
6 changed files with 50 additions and 46 deletions
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5
types/wlr_drm_lease_v1.c
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@ -704,9 +704,10 @@ struct wlr_drm_lease_v1_manager *wlr_drm_lease_v1_manager_create(
wl_list_init(&manager->devices);
manager->display = display;
if (wlr_backend_is_multi(backend)) {
struct wlr_multi_backend *multi = wlr_multi_backend_try_from(backend);
if (multi != NULL) {
/* TODO: handle backends added after the manager is created */
wlr_multi_for_each_backend(backend, multi_backend_cb, manager);
wlr_multi_backend_for_each(multi, multi_backend_cb, manager);
} else if (wlr_backend_is_drm(backend)) {
drm_lease_device_v1_create(manager, backend);
}